Operating System level virtualization is hitting hard now, as much as VM’s did just a few years ago. Docker is the popular framework for this matter, the new kid on the block so to speak. This is the hot spot now and if anyone wants to appear knowledgeable about system administration knowing this technology is […]
How to install Docker on Ubuntu 18.04
Who am I?
My name is Albert Valbuena. I am a retired ski instructor and after a period of five years in the international department of a logistics company I recently moved in to the IT industry. It hasn’t been overnight and it is still work in progress. A few years ago I started a website called www.skireviewer.com. […]
Contact
I am a busy guy. Answering comments takes precious time from my daily life so don’t get mad if I don’t reply you back quickly or if I just don’t do. Plus, think twice before posting. If you really have something interesting to say, just go ahead. If that is something you really think I’d […]
How to mirror disks on FreeBSD’s ZFS
This article is not going to be a long, detailed, specialized how to. I just wanted to share the ease and the fantastic quality of ZFS for a dead simple need I had. A spare box with a spare disk doing nothing could be repurposed as a file share box at home. Mirroring the two […]
How to install Suricata on FreeBSD
Suricata is a free, open source, Intrusion Detection System software, or IDS for short. But it can also act as an Intrusion Prevention System, or IPS. It works by finding patterns using heuristics typically from network traffic. When configured to just warn about suspicious activity it is called an IDS, however when it blocks the […]
What is UNIX?
UNIX is an operating system. And your known equivalent is Windows or the Mac. You may even know about Linux. The purpose of an OS is to accommodate programs in order to get some work done. Editing pictures, browsing the web or serving data from a database. It is the thing that lets you operate […]
How to securely install WordPress on FreeBSD
If you have already read my guide on how to install WordPress on FreeBSD you will have been a bit disappointed since at the end there is a deceptive paragraph that reads as follows: Now be aware you will set a user name and password for your wordpress install. They will be sent in plain […]
FreeBSD Jails
The FreeBSD jails is a virtualization technology you may have skipped for too long. It is an operating system level virtualization and is one of the differential characteristics of FreeBSD from Linux. Solaris took it to the main corporate use with Zones and as it couldn’t be any other way the Illumos folks also play […]
How to work with Nessus scan results
Working with Nessus scan results is easy. How do I know that? Because I’ve worked with this tool for some time and although I do not know every corner of the things I’ve been doing some scans and solving quite a few deffects on systems that were labeled as ‘production ready’ when they clearly weren’t. […]
How to configure FreeBSD to use a webcam (version 12 and 13)
Introduction. Unlike many Linux distributions the FreeBSD operating system comes quite crude out of the box. What others will interpret as a disadvantage, with some knowledge on the system, others see the power to serve. Anyone willing to have a nice FreeBSD desktop experience with little effort, there are a couple of BSD-based distributions, like […]